有关沙尘暴的英语作文内容：沙尘暴的危害,采取的措施,我的看法

The hazards,and its harm sandstorm way generally can be classified into four types:sand buried,wind,wind and atmospheric pollution environment.
Due to the effect of sand,the whole earth every year to the dust per square kilometer 2 200 tons.According to the observation of the central region and dust can be westerlies handling to l million kilometers of the Hawaiian islands.These dust contains many minerals,and toxic to human and livestock,and crops,trees,etc,and can cause harm people's eye diseases and respiratory infections.1 the desertification area of science development.Cultivate the technology strength,perfecting rural markets and improve technology service,to improve the cultural technology desertification area.
2 establishing effective prevention desertification investment mechanism and the operation mechanism with present situation.Sandstorm too much we should protect the environment